AWS Lambda MCQ: AWS-Lambda Multiple Choice Questions and Answers

AWS Lambda MCQ with answers and explanations for placement tests and job interviews. These solved AWS Lambda MCQs are useful for the campus placement for all freshers including Engineering Students, MCA students, Computer and IT Engineers, etc.

Our AWS Lambda MCQ (AWS Lambda Multiple Choice Questions ) focuses on various parts of the AWS Lambda platform and its concept. It will be useful for anyone learning AWS Lambda platform Basics, Essentials, and/or Fundamentals. We will regularly update the quiz and most interesting thing is that questions come in a random sequence. So every time you will feel new questions.

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AWS-Lambda MCQ

AWS-Lambda MCQ: AWS-Lambda Multiple Choice Questions and Answers

1 / 42

How are environment variables stored?

DynamoDB tables

key-value pairs

S3 buckets

none of these answers

2 / 42

What action is needed before you can test a Lambda?

Deploy the Lambda.

Export the function

none of these answers

Configure a test event.

3 / 42

Where is the disk space allocated for Lambda functions?

/tmp

/default

/temp

/ds

4 / 42

It is AWS best practice to enable Lambda logging by which of these methods.

Use S3 metrics and CloudWatch alarms

Create custom metrics within your Lambda code.

Create custom metrics within your CloudWatch code.

Use Lambda metrics and CloudWatch alarms.

5 / 42

What are listed downstream resources based on?

the execution policy

the Lambda configuration

the Lambda nodes

the IAM user

6 / 42

What can trigger a Lambda function execution?

a table definition

queue isolation

STS Write

an SNS topic

7 / 42

How are computing resources allocated to Lambdas?

proportionally

equally

periodically

daily

8 / 42

Which AWS CLI command invokes a function?

aws lambda invoke --function ReturnBucketName outputfile.txt

aws lambda execute --function-name ReturnBucketName outputfile.txt

aws lambda invoke --function-name ReturnBucketName outputfile.txt

aws lambda execute --function ReturnBucketName outputfile.txt

9 / 42

You are performance-testing your Lambda to verify that you set the memory size adequately. Where do you verify the exectuon overhead?

CLoudWatch logs

DynamoDB logs

S3 logs

Lambda logs.

10 / 42

What is the fastest way to get started with Lambda?

Author a Lambda from scratch.

Use a blueprint.

Use a .zip deployment package.

Use the serverless app repository.

11 / 42

What kind of packages can you use with Node.js for Lambdas?

Fleece

NPM

none of these answers

Pod

12 / 42

What is AWS best practice for Lambda configuration?

Overprovision memory to run your functions faster and reduce your costs. Do not overprovision your function timeout settings.

Overprovision memory and your function timeout settings to run your functions faster and reduce your costs.

Do not overprovision memory. Overprovision your function timeout settings to run your functions faster and reduce costs.

Do not overprovision memory. Do not overprovision your function timeout settings to run your functions faster and reduce costs.

13 / 42

How can a developer provide Lambda code?

by uploading a .zip file

all of these answers

by editing inline

from an S3 bucket

14 / 42

What adds tracing capabilities to a Lambda?

AWS Trace

CloudStack

CloudTrail

AWS X-Ray

15 / 42

Outbound connections from Lambdas must be **\_\_**.

neither of these answers

UDP/IP

TCP/IP

both of these answers

16 / 42

To make Lambdas more testable, it is AWS best practice to separate which of these?

Lambda configuration from logging code

Lambda handler from logging code

Lambda handler from core logic

Lambda configuration from core logic

17 / 42

How can additional code or content can be provided for Lambda?

blocks

layers

aliases

handlers

18 / 42

How can Step Functions call Lambdas?

in sequence

both of these answers

neither of these answers

in parallel

19 / 42

Which is an equivalent and valid tag for a pair of Lambdas?

department:Sales,department:Sales

department:Sales,department:sales

aws:demo;aws:demo

aws:demo;aws:DEMO

20 / 42

Lambdas are monitored by default using which service?

CloudTrail

CloudWatch

CloudFormation

LogWatch

21 / 42

Lambda allows for running of what other things?

binaries

all of these answers

executables

Shell scripts

22 / 42

You need to make your Lambda available to services in multiple VPCs. What do you do?

Place each subnet in a VPC. Associate all subnets to your Lambda.

Place all subnets in a VPC. Associate all subnets to your Lambda.

Configure your Lambda to be available to multiple VPCs.

Configure all application VPCs to be peered.

23 / 42

How do you author a Lambda in a programming language that AWS does not support?

Create a Lambda function with a custom runtime and reference the function in your Lambda

Create a Lambda layer with a custom runtime and reference the layer in your lambda

You cannot use Lambda in this situation

Create a Lambda function with a custom runtime

24 / 42

You are creating a Lambda to trigger on change to files in an S3 bucket. Where should you put the bucket name?

in the Lambda function code

in a Lambda environment variable

in the Lambda tags

in another S3 bucket

25 / 42

How can additional code or content be provided for your Lambda?

aliases

blocks

handlers

layers

26 / 42

What can AWS Amplify NOT do for a Lambda?

create a Lambda

be an event source

assign an IAM role

delete a Lambda

27 / 42

Lambdas allow for running of what other things?

binaries

executables

all of these answers

shell scripts

28 / 42

In what style must you write Lambda code?

MVC

virtual

stateless

protocol

29 / 42

What may be provided for environment variables?

an SSL certificate

a bitmask

an AWS KMS key

an HTTP protocol

30 / 42

You can restrict the scope of a user's permissions by specifying which two items in an IAM policy?

resources and users

resources and conditions

events and users

events and conditions

31 / 42

You need to build a continuous integration/deployment pipeline for a set of Lambdas. What should you do?

Create configuration files and deploy them using AWS CodePipeline.

Create CloudFormation templates and deploy them using AWS CodeBuild

Create configuration file and deploy using AWS CodeBuild

Create CloudFormation templates and deploy them using AWS CodePipeline.

32 / 42

You need to use a Lambda to provide backend logic to your website. Which service do you use to make your Lambda available to your website?

API Gateway

X-Ray

DynamoDB

33 / 42

How can you increase the CPU resources for your Lambda?

Increase the configured CPU value

Increase the configured timeout value

Increase the configured memory value

Increase the configured concurrency value

34 / 42

What does Lambda logging include?

logging streams

rotating streams

logging events

advancing log groups

35 / 42

How are CloudWatch actions configured?

automatically

none of these answers

manually

ad hoc

36 / 42

How is the cost associated with Lambda function calculated?

number of function calls

amount of code run

compute time

amount of infrastructure used

37 / 42

Basic Lambda permissions include permissions for what?

removing log groups

none of these answers

creating log groups

updating log groups

38 / 42

What facilitates continuous delivery of Lambdas?

CodeStack

ElasticStack

Mobile Hub

CodeDeploy

39 / 42

What can you use to monitor function invocations?

API Gateway

SAS

CLoudTrail

40 / 42

You need to set an S3 event trigger on your Lambda to respond when data is added to your bucket from another S3 bucket. Which event type do you configure?

POST

"All object create events"

PUT

COPY

41 / 42

You are testing your stream-based application and the associated Lambda. AWS best practice advises you to test by varying what?

stream and record sizes

stream and shard sizes

batch and record sizes

batch and shard sizes

42 / 42

How do you stop a running Lambda that is stuck in a recursive loop?

Delete the function.

Set the function concurrent execution limit to 0 while you update the code.

Reset the function.

Set the function concurrent execution limit to 100 while you update the code.

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AWS Lambda MCQ: AWS-Lambda Multiple Choice Questions and Answers

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